From Dark and Darker Wiki

Powders are crafted from Ore and Silver Coins at various Merchants. You can use these powders to craft various Armors and Weapons

Name Price Price / Slot Size Item Achieve Total AP / Slot Size Inventory Size Max Stack Size
2211-51x15
1111-51x15
2222-101x15
2211-51x15
1111-51x15
2211-51x15
2211-51x15